Apple Watch Series 2 vs. Diesel On Full Guard vs. Fitbit Charge 3 vs. Fitbit Flex vs. Fitbit Inspire HR

 
Watch Series 2
On Full Guard
Charge 3
Flex
Inspire HR
 AppleWatch Series 2Remove Buy NowDieselOn Full GuardRemove Buy NowFitbitCharge 3Remove Buy NowFitbitFlexRemove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$269$325$150$100$99
Release20162017201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours1 day7 days5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312454 x 45466 x 18NA139 x 60
Size1.5 inches or 1.65 inches1.4 inches.721 inchesNA1.4 inches
TouchNA
TypeAMOLEDOMOLEDOLEDLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5ATMIP675 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSAndroid Wear 2.0NANAFitbit OS
Apps
Music

All Wearables